CL 550 4MATIC (216.386) V8-5.5L (273.961) (2009)
Test values for pistons
Cylinder bore diameter identification
1
Assign piston to the cylinder bore
Piston diameters are specified in two tolerances. The piston diameters are differentiated from each other by the identification x or (x). This is
located on the top of the piston crown. Pistons marked with x must only be installed in cylinder bores marked with x.
Pistons marked with x must only be installed in cylinder bores marked with x.